introduce DynAdapter

wgpu-hal/src/dx12/mod.rs

@@ -88,6 +88,7 @@ impl crate::Api for Api {
 }
 
 crate::impl_dyn_resource!(
+    Adapter,
     AccelerationStructure,
     BindGroup,
     BindGroupLayout,

wgpu-hal/src/dynamic/adapter.rs

@@ -0,0 +1,56 @@
+use crate::{Adapter, DeviceError, SurfaceCapabilities, TextureFormatCapabilities};
+
+use super::{DynDevice, DynQueue, DynResource, DynResourceExt, DynSurface};
+
+pub struct DynOpenDevice {
+    pub device: Box<dyn DynDevice>,
+    pub queue: Box<dyn DynQueue>,
+}
+
+pub trait DynAdapter: DynResource {
+    unsafe fn open(
+        &self,
+        features: wgt::Features,
+        limits: &wgt::Limits,
+        memory_hints: &wgt::MemoryHints,
+    ) -> Result<DynOpenDevice, DeviceError>;
+
+    unsafe fn texture_format_capabilities(
+        &self,
+        format: wgt::TextureFormat,
+    ) -> TextureFormatCapabilities;
+
+    unsafe fn surface_capabilities(&self, surface: &dyn DynSurface) -> Option<SurfaceCapabilities>;
+
+    unsafe fn get_presentation_timestamp(&self) -> wgt::PresentationTimestamp;
+}
+
+impl<A: Adapter + DynResource> DynAdapter for A {
+    unsafe fn open(
+        &self,
+        features: wgt::Features,
+        limits: &wgt::Limits,
+        memory_hints: &wgt::MemoryHints,
+    ) -> Result<DynOpenDevice, DeviceError> {
+        unsafe { A::open(self, features, limits, memory_hints) }.map(|open_device| DynOpenDevice {
+            device: Box::new(open_device.device),
+            queue: Box::new(open_device.queue),
+        })
+    }
+
+    unsafe fn texture_format_capabilities(
+        &self,
+        format: wgt::TextureFormat,
+    ) -> TextureFormatCapabilities {
+        unsafe { A::texture_format_capabilities(self, format) }
+    }
+
+    unsafe fn surface_capabilities(&self, surface: &dyn DynSurface) -> Option<SurfaceCapabilities> {
+        let surface = surface.expect_downcast_ref();
+        unsafe { A::surface_capabilities(self, surface) }
+    }
+
+    unsafe fn get_presentation_timestamp(&self) -> wgt::PresentationTimestamp {
+        unsafe { A::get_presentation_timestamp(self) }
+    }
+}

wgpu-hal/src/dynamic/mod.rs

@@ -1,8 +1,10 @@
+mod adapter;
 mod command;
 mod device;
 mod queue;
 mod surface;
 
+pub use adapter::{DynAdapter, DynOpenDevice};
 pub use command::DynCommandEncoder;
 pub use device::DynDevice;
 pub use queue::DynQueue;

wgpu-hal/src/gles/mod.rs

@@ -165,6 +165,7 @@ impl crate::Api for Api {
 }
 
 crate::impl_dyn_resource!(
+    Adapter,
     AccelerationStructure,
     BindGroup,
     BindGroupLayout,

wgpu-hal/src/lib.rs

@@ -266,10 +266,11 @@ mod dynamic;
 
 pub(crate) use dynamic::impl_dyn_resource;
 pub use dynamic::{
-    DynAccelerationStructure, DynAcquiredSurfaceTexture, DynBindGroup, DynBindGroupLayout,
-    DynBuffer, DynCommandBuffer, DynCommandEncoder, DynComputePipeline, DynDevice, DynFence,
-    DynPipelineCache, DynPipelineLayout, DynQuerySet, DynQueue, DynRenderPipeline, DynResource,
-    DynSampler, DynShaderModule, DynSurface, DynSurfaceTexture, DynTexture, DynTextureView,
+    DynAccelerationStructure, DynAcquiredSurfaceTexture, DynAdapter, DynBindGroup,
+    DynBindGroupLayout, DynBuffer, DynCommandBuffer, DynCommandEncoder, DynComputePipeline,
+    DynDevice, DynFence, DynOpenDevice, DynPipelineCache, DynPipelineLayout, DynQuerySet, DynQueue,
+    DynRenderPipeline, DynResource, DynSampler, DynShaderModule, DynSurface, DynSurfaceTexture,
+    DynTexture, DynTextureView,
 };
 
 use std::{
@@ -391,7 +392,7 @@ impl InstanceError {
 pub trait Api: Clone + fmt::Debug + Sized {
     type Instance: Instance<A = Self>;
     type Surface: DynSurface + Surface<A = Self>;
-    type Adapter: Adapter<A = Self>;
+    type Adapter: DynAdapter + Adapter<A = Self>;
     type Device: DynDevice + Device<A = Self>;
 
     type Queue: DynQueue + Queue<A = Self>;

wgpu-hal/src/metal/mod.rs

@@ -72,6 +72,7 @@ impl crate::Api for Api {
 }
 
 crate::impl_dyn_resource!(
+    Adapter,
     AccelerationStructure,
     BindGroup,
     BindGroupLayout,

wgpu-hal/src/vulkan/mod.rs

@@ -79,6 +79,7 @@ impl crate::Api for Api {
 }
 
 crate::impl_dyn_resource!(
+    Adapter,
     AccelerationStructure,
     BindGroup,
     BindGroupLayout,